Re: too many warnings from Bison CVS for Pike

[Akim Demaille]

>>> "Joel" == Joel E Denny <address@hidden> writes:

 > If we're worried that some users won't want --yacc but will still
 > want an implicit $$ = $1 for explicit actions, --yacc could accept
 > options to specify exactly which yacc features should be
 > implemented.  For example:
  
 >   --yacc=auto_lhs_value,filenames
 >   --yacc=filenames
 >   --yacc

 > where the last usage implies all yacc features.  This approach
 > makes the subtle hint that implicit $$ = $1 before explicit actions
 > is simply an old and unfortunate idea.

I agree with the semantics, but dislike the syntax.  To be more
standard, -W/--warnings seems a better option.  --yacc would be an
alias for a set of warnings.